Columbia Encyclopedia

Search results

216 results found

Bardeen, John

(Encyclopedia)Bardeen, John bärdēnˈ [key], 1908–91, American physicist, b. Madison, Wis., grad. Univ. of Wisconsin (B.S. 1928, M.S. 1929), Ph.D. Princeton, 1936. He was a research physicist at the Bell Telepho...

theremin

(Encyclopedia)theremin thĕrˈəmən [key], one of the earliest electronic musical instruments, invented (1920) in the Soviet Union and named for its creator, Leon Theremin. A forerunner of the synthesizer, it cons...

Aznar López, José María

(Encyclopedia)Aznar López, José María hōzāˈ märēˈə äsˈnär lōˈpās [key], 1953–, Spanish politician, prime minister of Spain (1996–2004), b. Madrid. Originally a lawyer and tax inspector, he joine...

Simon, Jules

(Encyclopedia)Simon, Jules zhül sēmôNˈ [key], 1814–96, French statesman. His full name was Jules François Simon Suisse. He taught philosophy at the Sorbonne from 1839 to 1852, during which time he edited the...

Managua

(Encyclopedia)Managua mänäˈgwä [key], city (1995 pop. 819,731), W Nicaragua, capital and largest city of Nicaragua, on the southern shore of Lake Managua. It is the commercial and industrial center of the count...

Guanajuato, state, Mexico

(Encyclopedia)Guanajuato gwänähwäˈtō [key], state, 11,805 sq mi (30,575 sq km), W central Mexico, on the ...

Cowell, Henry Dixon

(Encyclopedia)Cowell, Henry Dixon kouˈəl [key], 1897–1965, American composer and pianist, b. Menlo Park, Calif., largely self-educated, studied musicology in Berlin (1931–32). Cowell experimented with new mus...

Turks and Caicos Islands

(Encyclopedia)Turks and Caicos Islands kīˈkōs [key], dependency of Great Britain (2015 est. pop. 34,000), 166 sq mi (430 sq km), West Indies. There are more than 30 cays and islands, of which eight are inhabited...

Valladolid

(Encyclopedia)Valladolid välyäᵺōlēᵺˈ [key], city (1990 pop. 333,680), capital of Valladolid prov. and the administrative center of Castile and León, N central Spain, at the confluence of the Pisuerga and ...

americium

(Encyclopedia)americium ămərĭˈshēəm [key], artificially produced radioactive chemical element; symbol Am; at. no. 95; mass no. of most stable isotope 243; m.p. about 1,175℃; b.p. about 2,600℃; sp. gr. 13....